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io.github.cyanheads/openlibrary-mcp-server

io.github.cyanheads/openlibrary-mcp-server

by io.github.cyanheads· v0.4.0Source: Official MCP Registry
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Change history

Every change Squatch detected in tools, permissions, endpoints, versions and disclosures. History is append-only: entries are never edited or removed.

Oct 26, 2026

  1. Extension addedSeverity: Low

    io.modelcontextprotocol/skills

    The server now advertises a protocol extension.

    Detected

  2. Resource addedSeverity: Info

    template:skill://{+path}

    A new resource was observed.

    Detected

  3. Resource addedSeverity: Info

    resource:skill://openlibrary-guide/SKILL.md

    A new resource was observed.

    Detected

  4. Tool output schema changedSeverity: Low

    openlibrary_search_inside

    The declared output schema changed.

    Detected

  5. Tool input schema changedSeverity: Low

    openlibrary_search_inside

    Parameters added: 0; removed: 0.

    Detected

  6. Tool output schema changedSeverity: Low

    openlibrary_search_books

    The declared output schema changed.

    Detected

  7. Tool input schema changedSeverity: Low

    openlibrary_search_books

    Parameters added: 0; removed: 0.

    Detected

  8. Tool output schema changedSeverity: Low

    openlibrary_search_authors

    The declared output schema changed.

    Detected

  9. Tool input schema changedSeverity: Low

    openlibrary_search_authors

    Parameters added: 0; removed: 0.

    Detected

  10. Tool output schema changedSeverity: Low

    openlibrary_get_work

    The declared output schema changed.

    Detected

  11. Tool output schema changedSeverity: Low

    openlibrary_get_subject

    The declared output schema changed.

    Detected

  12. Tool input schema changedSeverity: Low

    openlibrary_get_subject

    Parameters added: 0; removed: 0.

    Detected

  13. Tool output schema changedSeverity: Low

    openlibrary_get_editions

    The declared output schema changed.

    Detected

  14. Tool input schema changedSeverity: Low

    openlibrary_get_editions

    Parameters added: 0; removed: 0.

    Detected

  15. Tool output schema changedSeverity: Low

    openlibrary_get_edition

    The declared output schema changed.

    Detected

  16. Tool input schema changedSeverity: Low

    openlibrary_get_edition

    Parameters added: 0; removed: 0.

    Detected

  17. Tool description changedSeverity: Low

    openlibrary_get_edition

    The tool description changed.

    Detected

  18. Tool output schema changedSeverity: Low

    openlibrary_get_cover_url

    The declared output schema changed.

    Detected

  19. Tool description changedSeverity: Low

    openlibrary_get_cover_url

    The tool description changed.

    Detected

  20. Tool output schema changedSeverity: Low

    openlibrary_get_author_works

    The declared output schema changed.

    Detected

  21. Tool input schema changedSeverity: Low

    openlibrary_get_author_works

    Parameters added: 0; removed: 0.

    Detected

  22. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

Oct 18, 2026

  1. New version publishedSeverity: Info

    The server reports a new version.

    Detected

Oct 16, 2026

  1. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  2. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  3. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  4. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  5. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  6. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  7. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  8. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  9. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  10. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  11. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  12. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  13. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  14. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  15. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  16. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected

  17. New version publishedSeverity: Info

    A new version was published to the Official MCP Registry.

    Detected